@font-face {
    font-family: "iconfont"; /* Project id 4632011 */
    src: url('../font_4632011/iconfont.woff2?t=1721815521624') format('woff2'),
    url('../font_4632011/iconfont.woff?t=1721815521624') format('woff'),
    url('../font_4632011/iconfont.ttf?t=1721815521624') format('truetype');
}
* {
    margin: 0;
    padding: 0;
}
li {
    list-style: none;
}
a {
    text-decoration: none;
    color: #333;
}
input {
    outline: none;
}
body {
    background-color: #f7f7f7;
}
/* 根页面 */
.root {
    display: flex;
    flex-direction: column;
    height: 100vh;
}
/* 头部栏 */
.header {
    height: 80px;
    flex: 0 0 auto;
    margin: 7px;
    color: #333;
    background-color: #fff;
    border-radius: 8px;
    font-size: 30px;
    line-height: 80px;
}
.header img {
    float: left;
    padding: 10px 30px;
    height: 60px;
}
/* 导航栏 */
.banner {
    flex-grow: 1;
    display: flex;
    margin: 0 7px 7px 7px;
}
.banner .nav {
    width: 250px;
    background-color: #fff;
    border-radius: 8px;
    margin-right: 7px;
}
.stk {
    position: sticky;
    top: 0;
}
.navmain {
    height: 50px;
    line-height: 50px;
}
.navmain span {
    padding-left: 30px;
    font-weight: bold;
}
.navper{
    display: block;
    height: 45px;
    line-height: 45px;
    text-align: center;
    border-radius: 8px;
    transition: background-color 0.1s;
}
.navper:hover {
    background-color: skyblue;
}
.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    background-color: #fff;
    border-radius: 8px;
}